Revit 2020.2.9 Hotfix Portable -

在 Revit 2020 中，Fabrication Parts（预制图元）可能因以下原因出现：复制预制图元时会复制包括 GUID 属性值在内的元素数据；ITM 文件中可能存储了 GUID，并在部件创建时应用于每个实例。Autodesk 明确指出，截至撰写此文章时可供下载的最新 Revit 2020 版本是 2020.2.9 ，更新到此版本可以防止在复制图元时创建更多重复 GUID。此问题在 Autodesk 官方技术文章中也有详细记载和解决方案指引。

Updated components used for importing .adsk files to address security vulnerabilities.

Even a simple hotfix can go wrong. Here is the troubleshooting matrix for 2020.2.9:

: Fixed a frustrating bug where Revit Cloud Worksharing models failed to open entirely due to missing internal metadata.

For the vast majority of users still on Revit 2020, version 2020.2.6 remains the preferred stable release. Only deploy 2020.2.9 if: revit 2020.2.9 hotfix

While intended to fix bugs, some users reported side effects: Revit 2020.2.7 Hotfix Update issues - Autodesk Community

有用户在安装 Revit 2020.2.9 Hotfix 后报告，Revit 显示错误信息： " **** .rvt references Revit add-ins that are not installed" 。对于遇到此问题的用户，最直接的解决方案是完全卸载 Revit 然后重新安装，这能够恢复正常的 BIM 360 功能。需要注意的是，Revit 2020 已于 2024 年 2 月 23 日 停止技术支持，因此相关信息可能在原帖发布时已经过期。

Addressed security vulnerabilities in components used in the user interface.

The Revit 2020.2.9 hotfix is an important update that addresses several key issues and improves the overall performance and stability of Revit 2020. If you use Revit, it's a good idea to install this hotfix to ensure that you have the latest fixes and improvements. For the vast majority of users still on

2020.2.9 Hotfix 是 Autodesk 为 Revit 2020 发布的重要累计性热修复更新，作为 Revit 2020 分支的后期版本，旨在解决多个用户反馈的问题并提升软件的安全性与稳定性。该热修复的发布日期为 2022 年 5 月 17 日，安装包大小约为 。

: Use the Autodesk Access Application (formerly Autodesk Desktop App) on your workstation to find and install the update automatically.

For BIM managers, structural engineers, and MEP specialists still relying on 2020 project environments, deploying this specific hotfix is paramount to protecting project health and ensuring seamless worksharing compatibility. Core Enhancements and Bugs Fixed

First, let us appreciate the historical context. Revit 2020 was released in April 2019. By the time 2020.2.9 dropped, the world had changed. The pandemic was shifting workflows remote, and firms were terrified to upgrade to Revit 2021 or 2022 mid-project. They froze their templates. They froze their add-ins. They froze their entire digital ecosystem at Version 2020. If you use Revit, it's a good idea

The falls into this category. It is not a service pack that adds functionality. It is a surgical, critical update designed to solve specific, high-priority problems. Ignoring this update could expose your firm to crashes, security risks, or corrupt central models.

| | 安装价值 | |---|---| | 仍在 Revit 2020 环境下工作的团队 | 获得 Revit 2020 生命周期内的最后一个稳定版本，包含所有累计修复 | | 使用 Revit Cloud Worksharing 的用户 | 解决云模型因元数据丢失无法打开的问题，确保协作流程顺畅 | | 涉及 Fabrication Parts 预制图元的 MEP 工作流 | 修复 GUID 重复问题，防止复制时数据混乱 | | 需要导入 SketchUp 或 .adsk 文件的团队 | 获得与第三方文件格式相关的安全漏洞修补 | | 使用简体中文界面的用户 | 修正了界面翻译错误 | | 遇到工作共享模型权限错误的项目 | 直接解决中心模型不可访问的常见协作障碍 | | 订阅自动续期、遭遇查看器模式故障的用户 | 解决非预期的查看器模式限制问题 | | 使用 Dynamo 进行工作流程自动化的用户 | 获得 Dynamo 2.3 的新节点功能和 Steel Connections 增强 |

For users in Europe and Australia where IFC (Industry Foundation Classes) is mandatory for government projects, this hotfix corrects a specific export error: